Math, asked by ramaaprasanna4, 5 days ago

1 + 4 + 7 + 10 + ... + x = 287 x=?​

Answers

Answered by bendimohini6
1

Answer:

x = 265

Step-by-step explanation:

1 + 4 + 7 +10 + x = 287

22 + x = 287

x = 287 - 22

x = 265

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